Quality Lab Analyst

Job Summary:

The Quality Lab Analyst is responsible for performing comprehensive laboratory testing to support Nexus Circulars pyrolysis operations including finished product (pyrolysis oil and wax) inprocess samples feedstock qualification and R&D samples. Working in accordance with established ASTM and internal methods this role ensures results meet industry standards and product specifications supports timely material disposition decisions and helps maintain the integrity of Nexus Quality Management System (QMS). The analyst operates and maintains a wide range of analytical instruments collaborates closely with Manufacturing Operations Supply Chain and the Feedstock Team and plays a key role in incident followup documentation and maintaining an auditready 5S laboratory environment.

Essential Functions:

• Sample Testing & Material Disposition
• Perform comprehensive quality testing on:
• Pyrolysis oil and wax (finished product and inprocess samples).
• Feedstock qualification samples and R&D samples.
• Use established ASTM and internal methods to ensure compliance with product specifications and industry standards.
• Leverage operational data and realtime plant feedback to:
• Make informed timely decisions on material acceptance processing or disqualification.
• Escalate critical quality issues promptly to appropriate stakeholders.
• CrossFunctional Interface & Incident Management
• Serve as a primary interface and internal liaison between:
• Manufacturing Operations
• Supply Chain and
• The Feedstock Team
  to drive feedstock quality assurance.
• Process and track Feedstock Quality Incident forms and similar quality events.
• Provide clear communication and reporting on incident status risks and resolutions.
• Support development and refinement of quality standards inspection protocols and acceptance criteria based on operational learnings and incident outcomes.
• Instrument Operation & Troubleshooting
• Operate and maintain quality control equipment including but not limited to:
• GC ICPOES CIC vapor pressure measurement instruments and other analytical/lab equipment.
• Perform firstlevel instrument troubleshooting (e.g. basic diagnostics checks and adjustments).
• Coordinate with vendor technical support for advanced repairs calibrations and maintenance.
• Ensure instrument calibrations are current and appropriately documented.
• Data Integrity Documentation & Reporting
• Ensure the integrity of data processes and results; identify and address issues affecting test accuracy.
• Schedule organize and prioritize laboratory samples; manage sample queues in alignment with operational needs.
• Report results for release of process tanks for offloading as required; prepare and issue Certificates of Analysis (COAs).
• Document and maintain laboratory results in appropriate systems (lab notebooks and digital records).
• Lab Housekeeping & 5S
• Organize and maintain laboratory cleanliness and order which may include:
• Sweeping mopping dusting and glassware handcleaning.
• Maintain a 5S laboratory environment to ensure auditreadiness:
• Housekeeping glassware decontamination workspace organization and proper labeling/storage.
• Supplies Inventory & Calibration
• Perform and document daily verification checks on calibrated balances.
• Maintain laboratory supplies and inventory including:
• Ordering and tracking consumables reagents and spare parts.
• Ensure required equipment calibrations are scheduled completed and documented.
• Method Development & R&D Support
• Contribute to continuous improvement of analytical methods SOPs and lab workflows.
• Safety Compliance & Audits
• Ensure proper disposal of hazardous materials and samples in accordance with company procedures and regulations.
• Communicate effectively with other teams on analysis results risks and quality trends; support collaborative problemsolving.
• Strictly adhere to all Environmental Health & Safety (EHS) guidelines including:
• Proper use of PPE
• Chemical hygiene plans
• Compliance with SDS requirements.
• Participate in internal and external audits by:
• Maintaining meticulous records
• Adhering to Quality Management System (QMS) protocols
• Supporting corrective and preventive actions as needed.